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Atomic Structure of Platinum and Thulium


Atomic Structure of Thulium and Platinum


Atomic Properties

Atomic Number
78   
38
69   
99+

Electron Configuration
[Xe] 4f14 5d9 6s1   
[Xe] 4f13 6s2   

Crystal Structure
Face Centered Cubic (FCC)   
Hexagonal Close Packed (HCP)   

Crystal Lattice
FCC-Crystal-Structure-of-Platinum.jpg#100   
HCP-Crystal-Structure-of-Thulium.jpg#100   

Atom
  
  

Number of Protons
78   
38
69   
99+

Number of Neutrons
117   
24
100   
32

Number of Electrons
78   
38
69   
99+

Radius of an Atom
  
  

Atomic Radius
139.00 pm   
39
176.00 pm   
18

Covalent Radius
136.00 pm   
99+
160.00 pm   
30

Van der Waals Radius
175.00 pm   
36
Not Available   

Atomic Weight
47.87 amu   
99+
168.93 amu   
99+

Atomic Volume
9.09 cm3/mol   
99+
18.10 cm3/mol   
28

Adjacent Atomic Numbers
  
  

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Iridium
  
Erbium
  

Next Element
Gold
  
Ytterbium
  

Valence Electron Potential
392.42 (-eV)   
1
49.70 (-eV)   
28

Lattice Constant
392.42 pm   
24
353.75 pm   
40

Lattice Angles
π/2, π/2, π/2   
π/2, π/2, 2 π/3   

Lattice C/A Ratio
Not Available   
1.57   
17

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